@book{622,
	author = { Pacey, Arnold. and  Pacey, Arnold . and  Oxfam.},
	title = { Hand pump maintenance in the context of community well projects : },
	publisher = { Intermediate Technology Publications, },
	year = { 1977.},
	address = { London : },
	note = { Originally published: as 'Hand pump maintenance and the objectives of community well projects'. Oxford : Oxfam, 1976.}
}